- Match the Figma parent and insertion-index API contract\n- Reject duplicate component references before graph mutation\n- Share slash-name variant derivation with editor actions\n- Add structural regression coverage and changelog entry
- Snap vector points, moved layers, and resized edges to geometry, objects, guides, and pixels
- Add persistent snapping preferences with browser and native menu controls
- Normalize canvas and layout guides across Scene Graph and .fig conversion
- Clear transient snapping feedback across interrupted interactions
